Manufactured from high-strength 304 stainless steel using casting and heat-treatment processes, this tool offers high hardness and impact resistance, making it suitable for humid or outdoor environments. It features a versatile ""3-in-1"" dual-ended design: a large pentagonal end for 1-1/16-inch meter pit lid bolts, a standard pentagonal end for 7/8-inch bolts, and a valve control end with a 1.38 x 0.75-inch opening for operating water meters and shut-off valves. It is equipped with a secure retaining clip and a carabiner-style loop for easy attachment to a belt or tool rack. Precise size markings are provided at each end. Please verify bolt sizes and slot specifications before use the tool is not suitable for non-standard pentagonal nuts or irregular configurations. Weight: 1.23 lbs.